diff --git a/v2.3.0.tar.gz b/v2.3.0.tar.gz
deleted file mode 100644
index ddf7913..0000000
--- a/v2.3.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:d8dcc83f8e9686e6855da4c33d8c373f1735d87294edbd86ed662ba2f2f89277
-size 18373659
diff --git a/v2.3.1.tar.gz b/v2.3.1.tar.gz
new file mode 100644
index 0000000..21ec504
--- /dev/null
+++ b/v2.3.1.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8d60b1ddab043ada25ff11ced821da6e0c37fd7730dd81c24f1fc12be7293ef2
+size 18388094
diff --git a/vmaf.changes b/vmaf.changes
index c0a9695..b94acf3 100644
--- a/vmaf.changes
+++ b/vmaf.changes
@@ -1,3 +1,11 @@
+-------------------------------------------------------------------
+Mon Apr 11 19:21:40 UTC 2022 - Jan Engelhardt <jengelh@inai.de>
+
+- Update to release 2.3.1
+  * CAMBI extensions: full reference, PQ eotf, up to 16 bit-depth
+    support, max_log_contrast parameter.
+  * CAMBI: option to output heatmaps.
+
 -------------------------------------------------------------------
 Sat Oct 16 21:44:07 UTC 2021 - Jan Engelhardt <jengelh@inai.de>
 
diff --git a/vmaf.spec b/vmaf.spec
index 6f5d163..e186424 100644
--- a/vmaf.spec
+++ b/vmaf.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package vmaf
 #
-# Copyright (c) 2021 SUSE LLC
+# Copyright (c) 2022 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -22,7 +22,7 @@
 # undefined reference to `vmaf_cpu_cpuid'
 %define _lto_cflags %nil
 Name:           vmaf
-Version:        2.3.0
+Version:        2.3.1
 Release:        0
 Summary:        Perceptual video quality assessment algorithm
 License:        BSD-2-Clause-Patent AND BSD-3-Clause